| 30031 | Sawi | ade:m | | | Voorhoeve (1971) | |
| 21085 | Sawi | ase:m | | | Voorhoeve (1975) | |
| 20040 | Seget | sadus | | | Voorhoeve (1975) | |
| 155129 | Selepet | kun | | | McElhanon and Voorhoeve (1970) | head |
| 91609 | Selepet | kun- | (its) head | | McElhanon (1967) | (its) head |
| 21599 | Semimi | kotera | | | Voorhoeve (1975) | |
| 155031 | Sempan | oweke | | | McElhanon and Voorhoeve (1970) | head |
| 21319 | Sempan | oweke | | | Voorhoeve (1975) | |
| 155134 | Sene | kumɔ | | | McElhanon and Voorhoeve (1970) | head |
| 26149 | Sentani | faləm | | | Voorhoeve (1975) | |
| 25505 | Serui-Laut | nuŋkami | | | Voorhoeve (1975) | |
| 243210 | Seta | sela | | | Laycock (1968) | |
| 228515 | Seta | sila | | | SIL (2000) | |
| 202871 | Setaman (Baktamin Dialect) | wɔmgun | | | Van Cott and Spencer (2010) | |
| 202751 | Setaman (Ngisokabip Dialect) | ubwomkun | | | Van Cott and Spencer (2010) | |
| 202752 | Setaman (Ngisokabip Dialect) | ubomkun | | | Van Cott and Spencer (2010) | |
| 202608 | Setaman (Seltamin Dialect) | ubwomkun | | | Van Cott and Spencer (2010) | |
| 202609 | Setaman (Seltamin Dialect) | ubomkun | | | Van Cott and Spencer (2010) | |
| 243211 | Seti | səkon | | | Laycock (1968) | |
| 155117 | Sialum | mam | | | McElhanon and Voorhoeve (1970) | head |
| 32113 | Siane | atatne | | | SIL (1987) | |
| 32493 | Siane | mane-na | | | Salisbury (1956) | |
| 73159 | Siane | máne(na) | | | Scott (1978) | |
| 73160 | Siane | áte(la) | | | Scott (1978) | |
| 32606 | Siane (Kovena Dialect) | mantut | | | Salisbury (1956) | |
| 196477 | Siawi | nani | | | Conrad and Dye (1975) | |
| 120184 | Sihan | irara- | | | Z'graggen (1980) | head |
| 212574 | Sikaritai | awa-ta | | | Clouse (1997) | |
| 190974 | Sileibi | karma | | | Z'graggen (1980) | head |
| 26249 | Silimo | nagʋl | head my | | Bromley (1967) | head (my) |
| 22486 | Silimo (South Ngalik Dialect) | naŋgul | | | Voorhoeve (1975) | |
| 243227 | Siliput | paroŋ | | | Laycock (1968) | |
| 120210 | Silopi | tewu | | | Z'graggen (1980) | head |
| 120211 | Silopi | iro- | | | Z'graggen (1980) | head |
| 4863 | Simbari | minta | | | Lloyd (1973) | |
| 243220 | Sinagen | peine | | | Laycock (1968) | |
| 257529 | Sinaugoro | deba- | | | Dutton (1970) | head |
| 176567 | Sinsauru | hotei | | | Z'graggen (1980) | head |
| 176574 | Siroi | gabat | | | Z'graggen (1980) | head |
| 30673 | Skou | rö́e | | | Voorhoeve (1971) | |
| 23764 | Skou | röbe | | | Voorhoeve (1975) | |
| 155090 | Som | magʌ | | | McElhanon and Voorhoeve (1970) | head |
| 213853 | Som | kubik- | | | SIL (1968) | |
| 155122 | Somba-Siawari (Burum Dialect) | nʌrup | | | McElhanon and Voorhoeve (1970) | head |
| 91617 | Somba-Siawari (Burum Dialect) | noruk- | (its) head | | McElhanon (1967) | (its) head |
| 155123 | Somba-Siawari (Mindik Dialect) | noruk | | | McElhanon and Voorhoeve (1970) | head |
| 91612 | Somba-Siawari (Mindik Dialect) | noruk- | (its) head | | McElhanon (1967) | (its) head |
| 15785 | Sonia | eneipi | | | Shaw (1986) | |
| 176580 | Sop | taba- | | | Z'graggen (1980) | head |
| 155066 | Southern Kiwai (Tureture Dialect) | epuru | | | McElhanon and Voorhoeve (1970) | head |
